Teledyne 2010A, Operating Instructions Manual, Page: 67 / 110

Thermal Conductivity Analyzer Part I: Control Unit
Part I 5-3
Teledyne Analytical Instruments
2. To change between American and European fuses, remove the
single retaining screw, flip Fuse Block over 180 degrees, and
replace screw.
3. Replace fuse as shown in Figure 5-2.
4. Reassemble Housing as shown in Figure 5-1.
American Fuses European Fuses
Figure 5-2: Installing Fuses
5.5 Major Internal Components
The Cell Compartment and Front Panel PCBs are accessed by unlatch-
ing and swinging open the front panel, as described earlier. The balance of
the PCBs are accessed by removing the rear panel retaining screws and
sliding out the entire subassembly. See Figure 5-3, below. The major elec-
tronic components locations are shown in Figure 5-4 (with Cell Compart-
ment removed for clarity).
WARNING: SEE WARNINGS ON THE TITLE PAGE OF THIS
MANUAL.
The 2010A Control Unit contains the following major components:
• Power Supply
• Preamp and Motherboard with Microcontroller
• Display Board and Displays
5 digit LED meter
2 line, 20 character, alphanumeric, VFD
• Rear Panel Board.